Examine source code of Tab Optimize Pro

{
  "manifest_version": 3,
  "name": "Tab Snapshot Pro",
  "version": "1.0.0",
  "description": "Save your tabs, save your RAM.",
  "icons": {
    "48": "icons/icon48.png",
    "96": "icons/icon96.png",
    "128": "icons/icon128.png"
  },
  "action": {
    "default_popup": "popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "tabsnapshotpro@example.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "collects_personal_data": false,
        "collects_browsing_data": false,
        "collects_technical_data": false,
        "collects_location_data": false
      }
    }
  }
}